Steam boiler and pipe covering



iUO- UUIVHUN IUNS, I

COATING 0R PLASTIC.

Cross Reference fEXAMINER e. mam; STEAM BOILER AND PIPE covenme.

No. 334,959. Patented Jan. 26, .1886.

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Wknesses It PETERS. muw,wmug

v a; cum. uni from.

-UNITED,1STATES PATENT OFFICE.

CHARLES E. MANVILLE, OF MILWAUKEE, WISGONSIN.

fSTEAM BO'ILER ARI'D PIPE COVERING.

SPECIFICATION forming part of Letters Patent No. 334,959, dated January 26, 1886.

v Application filed May 26, 1885. Serial No. 166,128. (No model.) 1/3 5 r" I 4 v r 'To aZZ- whom it may concern: one half in bulk of wool or dustin s the other half of clayE the two Bemg mixed with wa- 3o Be it known that I, CHARLES B. MANVILLE, 'of Milwaukee, in the county of Milwaukee, ter an a t one gallon of soluble lass to 1 and in the State of Wisconsin, have invented eac barrel, this to be rubbed upon the Bur- 5 certain new and useful Improvements in Steam lap preferably with a rubber pad. 7

Boiler and Pipe Coverings; and I do hereby I'am aware that the materials set forth in declare that the following is a full, clear, and this application have been used in boiler-cov- 5 exact description thereof. erings, and therefore I do not claim their use, My invention relates to coverings for steam broadly, for such purposes. [O pipes, boilers, &c., and will be fully described Having thus described my invention, what hereinafter. l I claim as new,.and desire to secure by Letters In the drawings, Figure l is a side view of Patent, is- 40 a steam-pipe with my covering in place there- A boiler-covering consisting of three layers, on partly broken away to display the layers. the first or innerr coating consisting of clay 1 Fig. 2 is a like view of a steam-boiler. mixed with wool or wool-dustings and glue,

A is the pipe, and B is a coating which is the next of a wrapping of fabric, and the third composed of a mixture consisting of about or outer coating of wool or wool-dustings 5 three parts of shoe s wool or wool-dustings, mixed with soluble glass, as set forth, and in and one part ola to which is added about the proportions herein described.

20 two pounds omv erized Inc for each barrel, In testimony that I claim the foregoing I and then the immixed together have hereunto set my hand, at Milwaukee. in with snflicien water to makeaplastic and adthe county of Milwaukee and State of VVis- 5o hesive 'compoun This coating B is then cousin, in the presence of two witnesses.

l wra ed with burlap or other fabric 0 either z mi thmm n about it, al;d then CHARLES MANVILLE' the-coating D is applied. This consists of a Witnesses: mixture of shoe s wool or wool-dusting. cla S. S. STOUT, I and soluble lass in the proportions OfEB'rT J F" H. J. FORSYTH. 

